soc/intel/elkhartlake: Make use of is_devfn_enabled()
1. Replace all pcidev_path_on_root() and is_dev_enabled() functions
combination with is_devfn_enabled().
2. Remove unused local variable of device structure type (struct device *).
3. Replace pcidev_path_on_root() and dev->enabled check with is_devfn_enabled()
call.
TEST=Able to build and boot without any regression seen on EHL.
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Change-Id: Iadf9145a11f27ff0e182f146b6fe5a01e6cf3ed8
Reviewed-on: https://review.coreboot.org/c/coreboot/+/55331
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Lean Sheng Tan <lean.sheng.tan@intel.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>